215600106112 has 16 divisors (see below), whose sum is σ = 429515836650. Its totient is φ = 107800052992.

The previous prime is 215600106091. The next prime is 215600106187. The reversal of 215600106112 is 211601006512.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 178171786816 + 37428319296 = 422104^2 + 193464^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 842187787 + ... + 842188042.

Almost surely, 2^215600106112 is an apocalyptic number.

It is an amenable number.

215600106112 is a deficient number, since it is larger than the sum of its proper divisors (213915730538).

215600106112 is an equidigital number, since it uses as much as digits as its factorization.

215600106112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1684375843 (or 1684375831 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 25.

The spelling of 215600106112 in words is "two hundred fifteen billion, six hundred million, one hundred six thousand, one hundred twelve".